Home / 24,780.64-37,171.80-8,977.72

Finding the Fourth Proportional to 24,780.64, 37,171.80 and 8,977.72

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Solution

The fourth proportional to 24,780.64, 37,171.80 and 8,977.72 is: 13,466.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,780.64 : 37,171.80 = 8,977.72 : x
  2. Step 2: Convert to fraction form
    24,780.64/37,171.80 = 8,977.72/x
  3. Step 3: Cross multiply
    24,780.64x = 37,171.80 × 8,977.72
  4. Step 4: Simplify right side
    24,780.64x = 333,718,012.30
  5. Step 5: Solve for x
    x = 333,718,012.30/24,780.64
  6. Step 6: Final answer
    x = 13,466.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.